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ammonium fluoride |
ammonium fluoride Molecular fomula: NH4F
ammonium fluoride Molecular weight: 37.04
ammonium fluoride Physical and chemical feature: It is achromatic acicular and transparent crystal with
ammonium fluoride specific gravity of 1.315g/cm3. It is deliquesces easily. It can be dissolved
in water, dissolved a bit in alcohol. It is not dissolved in acetone and liquid ammonia.
It decomposes into ammonium bifluoride in hot water and decomposes ito ammonia and
hydrogen fluoride when being heated. Its aqueous solution takes acidic property. It may
corrode glass and human skin with toxicity.
Technical Standar of NH4F(Enterprise Standard)
| Item | Index |
NH4F Content% |
95.0 |
Free Acid(HF)% |
1.0 |
| Moisture% |
5.0 |
Usage: As hyalographic agent, it is used in glass product processing. It can also be used
wood preservative, disinfectant, drop agent in analystical reagent and dye mordant of
fabric. It is also used in refining rare chemical elements.
Packing: Plastic weaved bag 25KG each.
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